Fixed bug in LiveVariables analysis where Block-level exprs appearing as the initializers for DeclStmts were not being registered as being live at the start of the DeclStmt.
Fixed bug in LiveVariables analysis where Block-level exprs appearing
as the initializers for DeclStmts were not being registered as being
live at the start of the DeclStmt.


git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@46837 91177308-0d34-0410-b5e6-96231b3b80d8

apple/swift-clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang